These objects where developed under Linux and have been tested on Linux. The objects should also compile under all other flext capable platforms. makefiles have only been provided for OSX and Linux. Note: Flext is required to compile this external! To build & Install (under linux): edit config-pd-linux.txt to suit your needs make -f makefile.pd-linux To build & Install (under OSX): edit config-pd-darwin.txt to suit your needs make -f makefile.pd-darwin See http://www.ekran.org/ben/research/pso for binary PD and MAX releases.